2026 ICD-10-PCS Procedure Code 021W4AB

• Bypass Thoracic Aorta, Descending to Subclavian with Autologous Arterial Tissue, Percutaneous Endoscopic Approach
• ICD-10-PCS 021W4AB is a specific/billable code that can be used to indicate a procedure.

         

Section	0 - Medical and Surgical
Body System	2 - Heart and Great Vessels
Operation	1 - Bypass - Altering the route of passage of the contents of a tubular body part
Body Part	W - Thoracic Aorta, Descending
Approach	4 - Percutaneous Endoscopic
Device	A - Autologous Arterial Tissue
Qualifier	B - Subclavian

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